Finding the Fourth Proportional to 1,353,952.82, 2,031,058.62 and 381,314.67
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Solution
The fourth proportional to 1,353,952.82, 2,031,058.62 and 381,314.67 is: 572,008.45
Step by Step Solution
- Step 1: Write the proportion equation
1,353,952.82 : 2,031,058.62 = 381,314.67 : x - Step 2: Convert to fraction form
1,353,952.82/2,031,058.62 = 381,314.67/x - Step 3: Cross multiply
1,353,952.82x = 2,031,058.62 × 381,314.67 - Step 4: Simplify right side
1,353,952.82x = 774,472,447,435.96 - Step 5: Solve for x
x = 774,472,447,435.96/1,353,952.82 - Step 6: Final answer
x = 572,008.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.